Home / 441,344,017.90-662,016,026.85-393,726,904.30

Finding the Fourth Proportional to 441,344,017.90, 662,016,026.85 and 393,726,904.30

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Solution

The fourth proportional to 441,344,017.90, 662,016,026.85 and 393,726,904.30 is: 590,590,356.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,344,017.90 : 662,016,026.85 = 393,726,904.30 : x
  2. Step 2: Convert to fraction form
    441,344,017.90/662,016,026.85 = 393,726,904.30/x
  3. Step 3: Cross multiply
    441,344,017.90x = 662,016,026.85 × 393,726,904.30
  4. Step 4: Simplify right side
    441,344,017.90x = 260,653,520,848,636,192
  5. Step 5: Solve for x
    x = 260,653,520,848,636,192/441,344,017.90
  6. Step 6: Final answer
    x = 590,590,356.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.